Find the second-order partial derivative.Find fyy when f(x, y) = x ln (y - x).

A. - 
B.
C. - 
D.


Answer: C

Mathematics

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Factor the trinomial completely. If the polynomial cannot be factored, write "prime."x4 - 3x2 - 10

A. (x2 - 10)(x2 + 1) B. (x2 - 5)(x2 + 2) C. (x2 + 5)(x2 - 2) D. prime

Mathematics

Evaluate the binomial coefficient.

A. 4 B. 6 C. 0 D. 1

Mathematics

Locate the point on a rectangular coordinate system. Identify the quadrant , if any, in which the point lies.

A. IV B. II C. I D. None

Mathematics

Solve the problem.Find the exact value of x in the figure.

A.
B.
C. 31
D.

Mathematics